From: Nicholas Piggin <npiggin@gmail.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev@lists.ozlabs.org,
"Aneesh Kumar K . V\" <aneesh.kumar@linux.vnet.ibm.com>
Subject: Re: [PATCH] powerpc/64s: use ibm,tlbiel-congruence-classes-(hash|radix) dt property
Date: Sun, 23 Apr 2017 19:57:55 +1000 [thread overview]
Message-ID: <20170423195755.43e36953@roar.ozlabs.ibm.com> (raw)
In-Reply-To: <1492907951.25766.191.camel@kernel.crashing.org>
On Sun, 23 Apr 2017 10:39:11 +1000
Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
> On Sun, 2017-04-23 at 09:14 +1000, Nicholas Piggin wrote:
> > I think we were going to take another look at moving the setup code
> > later, but I think that might wait until 4.13.
>
> Except without that we won't boot a post-P9 CPU right ? So we'll end up
> having to chase distros to backport it :-( Oh well...
Okay, well what if we just move the TLB flushing to somewhere like
early_init_mmu(_secondary) for power CPUs first?
Non-local tlbie does not seem to have this requirement, so would it
make it more robust just to execute that once during boot with the
primary thread?
next prev parent reply other threads:[~2017-04-23 9:58 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20170422005854.17128-1-npiggin@gmail.com>
2017-04-22 0:58 ` [PATCH] powerpc/64s: use ibm, tlbiel-congruence-classes-(hash|radix) dt property Nicholas Piggin
2017-04-22 8:02 ` [PATCH] powerpc/64s: use ibm,tlbiel-congruence-classes-(hash|radix) " Benjamin Herrenschmidt
2017-04-22 23:14 ` Nicholas Piggin
2017-04-23 0:39 ` Benjamin Herrenschmidt
2017-04-23 9:57 ` Nicholas Piggin [this message]
2017-04-24 0:13 ` Benjamin Herrenschmidt
2017-04-24 4:22 ` Nicholas Piggin
2017-04-30 10:59 ` Nicholas Piggin
2017-04-22 10:34 ` [PATCH] powerpc/64s: use ibm, tlbiel-congruence-classes-(hash|radix) " kbuild test robot
2017-04-24 8:23 ` Aneesh Kumar K.V
2017-04-24 9:17 ` Michael Ellerman
2017-04-24 9:22 ` Aneesh Kumar K.V
2017-04-26 8:29 ` [PATCH] powerpc/64s: use ibm,tlbiel-congruence-classes-(hash|radix) " Nicholas Piggin
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